lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-Id: <4497004c8ba06fdb621689e40c2f801c493c83ea.1698929590.git.hengqi@linux.alibaba.com> Date: Thu, 2 Nov 2023 21:09:29 +0800 From: Heng Qi <hengqi@...ux.alibaba.com> To: netdev@...r.kernel.org, virtualization@...ts.linux-foundation.org Cc: Jason Wang <jasowang@...hat.com>, "Michael S. Tsirkin" <mst@...hat.com>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, "David S. Miller" <davem@...emloft.net>, Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend <john.fastabend@...il.com>, Alexei Starovoitov <ast@...nel.org>, Simon Horman <horms@...nel.org>, Jakub Kicinski <kuba@...nel.org>, "Liu, Yujie" <yujie.liu@...el.com> Subject: [PATCH net-next v2 1/5] virtio-net: returns whether napi is complete rx netdim needs to count the traffic during a complete napi process, and start updating and comparing samples to make decisions after the napi ends. Let virtqueue_napi_complete() return true if napi is done, otherwise vice versa. Signed-off-by: Heng Qi <hengqi@...ux.alibaba.com> Acked-by: Jason Wang <jasowang@...hat.com> --- drivers/net/virtio_net.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index d16f592c2061..0ad2894e6a5e 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -431,7 +431,7 @@ static void virtqueue_napi_schedule(struct napi_struct *napi, } } -static void virtqueue_napi_complete(struct napi_struct *napi, +static bool virtqueue_napi_complete(struct napi_struct *napi, struct virtqueue *vq, int processed) { int opaque; @@ -440,9 +440,13 @@ static void virtqueue_napi_complete(struct napi_struct *napi, if (napi_complete_done(napi, processed)) { if (unlikely(virtqueue_poll(vq, opaque))) virtqueue_napi_schedule(napi, vq); + else + return true; } else { virtqueue_disable_cb(vq); } + + return false; } static void skb_xmit_done(struct virtqueue *vq) -- 2.19.1.6.gb485710b
Powered by blists - more mailing lists